Helix\DB\SQL\PredicateTrait

Complexity

Total Complexity

3

Size/Duplication

Total Lines	27
Duplicated Lines	0 %

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	isNotNull()	0	2	1
A	isFalse()	0	2	1
A	isNull()	0	2	1

<?php

namespace Helix\DB\SQL;

/**
 * Produces logical expressions for the instance.
 */
trait PredicateTrait {

    /**
     * `$this IS FALSE`
     *
     * @return Predicate
     */
    public function isFalse () {
        return new Predicate("{$this} IS FALSE");
    }

    /**
     * `$this IS NOT NULL`
     *
     * @return Predicate
     */
    public function isNotNull () {
        return new Predicate("{$this} IS NOT NULL");
    }

    /**
     * `$this IS NULL`
     *
     * @return Predicate
     */
    public function isNull () {
        return new Predicate("{$this} IS NULL");
    }
}